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What is the difference between String.slice and String.substring?
.... Too large values are truncated to the length of the string:
alert ( "testme" .substring (-2)); // "testme", -2 becomes 0
Furthermore, if start > end, the arguments are interchanged, i.e. plot line returns between the start and end:
alert ( "testme" .substring (4, -1)); // "test"
...
Ajax request returns 200 OK, but an error event is fired instead of success
...
In this case jQuery:
Evaluates the response as JSON and returns a JavaScript object. […]
The JSON data is parsed in a strict manner; any malformed JSON is
rejected and a parse error is thrown. […] an empty response is also
rejected; the server should return a response of null or {} in...
setTimeout or setInterval?
As far as I can tell, these two pieces of javascript behave the same way:
19 Answers
1...
Pass Nothing from Javascript to VBScript in IE9
I have a framework written in VBScript. Inside some function in this framework parameter of the function is checked for Nothing in If statement and then some actions executed.
Code that uses framework written in Javascript. So I need to pass Nothing to function to perform some actions. In IE8 and ea...
从一个开发的角度看负载均衡和LVS - 更多技术 - 清泛网 - 专注C/C++及内核技术
从一个开发的角度看负载均衡和LVSintroduce-to-load-balance-and-lvs-briefly在大规模互联网应用中，负载均衡设备是必不可少的一个节点，源于互联网应用的高并发和大流量的冲击压力，我们通常会在服务端部署多个无状态...在大规模互...
Serving gzipped CSS and JavaScript from Amazon CloudFront via S3
...azon Announcement
Original answer:
The answer is to gzip the CSS and JavaScript files. Yes, you read that right.
gzip -9 production.min.css
This will produce production.min.css.gz. Remove the .gz, upload to S3 (or whatever origin server you're using) and explicitly set the Content-Encoding head...
How do you read CSS rule values with JavaScript?
...lt;style>
div#a { }
div#b, div#c { }
</style>
<script>
function PrintRules() {
var rules = document.styleSheets[0].rules || document.styleSheets[0].cssRules
for(var x=0;x<rules.length;x++) {
document.getElementById("rules").innerHTML += r...
Find out whether Chrome console is open
I am using this little script to find out whether Firebug is open:
15 Answers
15
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How to properly exit a C# application?
... is meant to be an application-specific error code that could be used by a script to take appropriate action. (This is new code and a WinForms application, so it is unlikely to matter in this case, but good to know for anyone writing command-line tools.)
– YipYip
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如何高效的学习掌握新技术 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...验更好一些。那时候觉得会了Asp，可以搞定所有的BS系统开发了。后来Asp.Net出来了，心理很复杂，一方面觉得我用Asp已经啥都可以搞定了，为什么要学Asp.Net？另一方面觉得这个是未来发展的趋势，还是应该学习掌握，不然以后...